/*************************************************************************/
/*  keyboard.h                                                           */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#ifndef KEYBOARD_H
#define KEYBOARD_H

#include "ustring.h"
/**
	@author Juan Linietsky <reduzio@gmail.com>
*/

/**
@author Juan Linietsky <reduzio@gmail.com>
*/

/*
	Special Key:

	The strategy here is similar to the one used by toolkits,
	which consists in leaving the 24 bits unicode range for printable
	characters, and use the upper 8 bits for special keys and
	modifiers. This way everything (char/keycode) can fit nicely in one 32 bits unsigned integer.
*/
enum {
	SPKEY = (1<<24)
};

enum KeyList {
/* CURSOR/FUNCTION/BROWSER/MULTIMEDIA/MISC KEYS */
	KEY_ESCAPE=SPKEY | 0x01,
	KEY_TAB=SPKEY | 0x02,
	KEY_BACKTAB=SPKEY | 0x03,
	KEY_BACKSPACE=SPKEY | 0x04,
	KEY_RETURN=SPKEY | 0x05,
	KEY_ENTER=SPKEY | 0x06,
	KEY_INSERT=SPKEY | 0x07,
	KEY_DELETE=SPKEY | 0x08,
	KEY_PAUSE=SPKEY | 0x09,
	KEY_PRINT=SPKEY | 0x0A,
	KEY_SYSREQ=SPKEY | 0x0B,
	KEY_CLEAR=SPKEY | 0x0C,
	KEY_HOME=SPKEY | 0x0D,
	KEY_END=SPKEY | 0x0E,
	KEY_LEFT=SPKEY | 0x0F,
	KEY_UP=SPKEY | 0x10,
	KEY_RIGHT=SPKEY | 0x11,
	KEY_DOWN=SPKEY | 0x12,
	KEY_PAGEUP=SPKEY | 0x13,
	KEY_PAGEDOWN=SPKEY | 0x14,
	KEY_SHIFT=SPKEY | 0x15,
	KEY_CONTROL=SPKEY | 0x16,
	KEY_META=SPKEY | 0x17,
	KEY_ALT=SPKEY | 0x18,
	KEY_CAPSLOCK=SPKEY | 0x19,
	KEY_NUMLOCK=SPKEY | 0x1A,
	KEY_SCROLLLOCK=SPKEY | 0x1B,
	KEY_F1=SPKEY | 0x1C,
	KEY_F2=SPKEY | 0x1D,
	KEY_F3=SPKEY | 0x1E,
	KEY_F4=SPKEY | 0x1F,
	KEY_F5=SPKEY | 0x20,
	KEY_F6=SPKEY | 0x21,
	KEY_F7=SPKEY | 0x22,
	KEY_F8=SPKEY | 0x23,
	KEY_F9=SPKEY | 0x24,
	KEY_F10=SPKEY | 0x25,
	KEY_F11=SPKEY | 0x26,
	KEY_F12=SPKEY | 0x27,
	KEY_F13=SPKEY | 0x28,
	KEY_F14=SPKEY | 0x29,
	KEY_F15=SPKEY | 0x2A,
	KEY_F16=SPKEY | 0x2B,
	KEY_KP_ENTER=SPKEY | 0x80,
	KEY_KP_MULTIPLY=SPKEY | 0x81,
	KEY_KP_DIVIDE=SPKEY | 0x82,
	KEY_KP_SUBTRACT=SPKEY | 0x83,
	KEY_KP_PERIOD=SPKEY | 0x84,
	KEY_KP_ADD=SPKEY | 0x85,
	KEY_KP_0=SPKEY | 0x86,
	KEY_KP_1=SPKEY | 0x87,
	KEY_KP_2=SPKEY | 0x88,
	KEY_KP_3=SPKEY | 0x89,
	KEY_KP_4=SPKEY | 0x8A,
	KEY_KP_5=SPKEY | 0x8B,
	KEY_KP_6=SPKEY | 0x8C,
	KEY_KP_7=SPKEY | 0x8D,
	KEY_KP_8=SPKEY | 0x8E,
	KEY_KP_9=SPKEY | 0x8F,
	KEY_SUPER_L=SPKEY | 0x2C,
	KEY_SUPER_R=SPKEY | 0x2D,
	KEY_MENU=SPKEY | 0x2E,
	KEY_HYPER_L=SPKEY | 0x2F,
	KEY_HYPER_R=SPKEY | 0x30,
	KEY_HELP=SPKEY | 0x31,
	KEY_DIRECTION_L=SPKEY | 0x32,
	KEY_DIRECTION_R=SPKEY | 0x33,
	KEY_BACK=SPKEY | 0x40,
	KEY_FORWARD=SPKEY | 0x41,
	KEY_STOP=SPKEY | 0x42,
	KEY_REFRESH=SPKEY | 0x43,
	KEY_VOLUMEDOWN=SPKEY | 0x44,
	KEY_VOLUMEMUTE=SPKEY | 0x45,
	KEY_VOLUMEUP=SPKEY | 0x46,
	KEY_BASSBOOST=SPKEY | 0x47,
	KEY_BASSUP=SPKEY | 0x48,
	KEY_BASSDOWN=SPKEY | 0x49,
	KEY_TREBLEUP=SPKEY | 0x4A,
	KEY_TREBLEDOWN=SPKEY | 0x4B,
	KEY_MEDIAPLAY=SPKEY | 0x4C,
	KEY_MEDIASTOP=SPKEY | 0x4D,
	KEY_MEDIAPREVIOUS=SPKEY | 0x4E,
	KEY_MEDIANEXT=SPKEY | 0x4F,
	KEY_MEDIARECORD= SPKEY | 0x50,
	KEY_HOMEPAGE=SPKEY | 0x51,
	KEY_FAVORITES=SPKEY | 0x52,
	KEY_SEARCH=SPKEY | 0x53,
	KEY_STANDBY=SPKEY | 0x54,
	KEY_OPENURL=SPKEY | 0x55,
	KEY_LAUNCHMAIL=SPKEY | 0x56,
	KEY_LAUNCHMEDIA=SPKEY | 0x57,
	KEY_LAUNCH0=SPKEY | 0x58,
	KEY_LAUNCH1=SPKEY | 0x59,
	KEY_LAUNCH2=SPKEY | 0x5A,
	KEY_LAUNCH3=SPKEY | 0x5B,
	KEY_LAUNCH4=SPKEY | 0x5C,
	KEY_LAUNCH5=SPKEY | 0x5D,
	KEY_LAUNCH6=SPKEY | 0x5E,
	KEY_LAUNCH7=SPKEY | 0x5F,
	KEY_LAUNCH8=SPKEY | 0x60,
	KEY_LAUNCH9=SPKEY | 0x61,
	KEY_LAUNCHA=SPKEY | 0x62,
	KEY_LAUNCHB=SPKEY | 0x63,
	KEY_LAUNCHC=SPKEY | 0x64,
	KEY_LAUNCHD=SPKEY | 0x65,
	KEY_LAUNCHE=SPKEY | 0x66,
	KEY_LAUNCHF=SPKEY | 0x67,

	KEY_UNKNOWN=SPKEY | 0xFFFFFF,

/* PRINTABLE LATIN 1 CODES */

	KEY_SPACE=0x0020,
	KEY_EXCLAM=0x0021,
	KEY_QUOTEDBL=0x0022,
	KEY_NUMBERSIGN=0x0023,
	KEY_DOLLAR=0x0024,
	KEY_PERCENT=0x0025,
	KEY_AMPERSAND=0x0026,
	KEY_APOSTROPHE=0x0027,
	KEY_PARENLEFT=0x0028,
	KEY_PARENRIGHT=0x0029,
	KEY_ASTERISK=0x002A,
	KEY_PLUS=0x002B,
	KEY_COMMA=0x002C,
	KEY_MINUS=0x002D,
	KEY_PERIOD=0x002E,
	KEY_SLASH=0x002F,
	KEY_0=0x0030,
	KEY_1=0x0031,
	KEY_2=0x0032,
	KEY_3=0x0033,
	KEY_4=0x0034,
	KEY_5=0x0035,
	KEY_6=0x0036,
	KEY_7=0x0037,
	KEY_8=0x0038,
	KEY_9=0x0039,
	KEY_COLON=0x003A,
	KEY_SEMICOLON=0x003B,
	KEY_LESS=0x003C,
	KEY_EQUAL=0x003D,
	KEY_GREATER=0x003E,
	KEY_QUESTION=0x003F,
	KEY_AT=0x0040,
	KEY_A=0x0041,
	KEY_B=0x0042,
	KEY_C=0x0043,
	KEY_D=0x0044,
	KEY_E=0x0045,
	KEY_F=0x0046,
	KEY_G=0x0047,
	KEY_H=0x0048,
	KEY_I=0x0049,
	KEY_J=0x004A,
	KEY_K=0x004B,
	KEY_L=0x004C,
	KEY_M=0x004D,
	KEY_N=0x004E,
	KEY_O=0x004F,
	KEY_P=0x0050,
	KEY_Q=0x0051,
	KEY_R=0x0052,
	KEY_S=0x0053,
	KEY_T=0x0054,
	KEY_U=0x0055,
	KEY_V=0x0056,
	KEY_W=0x0057,
	KEY_X=0x0058,
	KEY_Y=0x0059,
	KEY_Z=0x005A,
	KEY_BRACKETLEFT=0x005B,
	KEY_BACKSLASH=0x005C,
	KEY_BRACKETRIGHT=0x005D,
	KEY_ASCIICIRCUM=0x005E,
	KEY_UNDERSCORE=0x005F,
	KEY_QUOTELEFT=0x0060,
	KEY_BRACELEFT=0x007B,
	KEY_BAR=0x007C,
	KEY_BRACERIGHT=0x007D,
	KEY_ASCIITILDE=0x007E,
	KEY_NOBREAKSPACE=0x00A0,
	KEY_EXCLAMDOWN=0x00A1,
	KEY_CENT=0x00A2,
	KEY_STERLING=0x00A3,
	KEY_CURRENCY=0x00A4,
	KEY_YEN=0x00A5,
	KEY_BROKENBAR=0x00A6,
	KEY_SECTION=0x00A7,
	KEY_DIAERESIS=0x00A8,
	KEY_COPYRIGHT=0x00A9,
	KEY_ORDFEMININE=0x00AA,
	KEY_GUILLEMOTLEFT=0x00AB,
	KEY_NOTSIGN=0x00AC,
	KEY_HYPHEN=0x00AD,
	KEY_REGISTERED=0x00AE,
	KEY_MACRON=0x00AF,
	KEY_DEGREE=0x00B0,
	KEY_PLUSMINUS=0x00B1,
	KEY_TWOSUPERIOR=0x00B2,
	KEY_THREESUPERIOR=0x00B3,
	KEY_ACUTE=0x00B4,
	KEY_MU=0x00B5,
	KEY_PARAGRAPH=0x00B6,
	KEY_PERIODCENTERED=0x00B7,
	KEY_CEDILLA=0x00B8,
	KEY_ONESUPERIOR=0x00B9,
	KEY_MASCULINE=0x00BA,
	KEY_GUILLEMOTRIGHT=0x00BB,
	KEY_ONEQUARTER=0x00BC,
	KEY_ONEHALF=0x00BD,
	KEY_THREEQUARTERS=0x00BE,
	KEY_QUESTIONDOWN=0x00BF,
	KEY_AGRAVE=0x00C0,
	KEY_AACUTE=0x00C1,
	KEY_ACIRCUMFLEX=0x00C2,
	KEY_ATILDE=0x00C3,
	KEY_ADIAERESIS=0x00C4,
	KEY_ARING=0x00C5,
	KEY_AE=0x00C6,
	KEY_CCEDILLA=0x00C7,
	KEY_EGRAVE=0x00C8,
	KEY_EACUTE=0x00C9,
	KEY_ECIRCUMFLEX=0x00CA,
	KEY_EDIAERESIS=0x00CB,
	KEY_IGRAVE=0x00CC,
	KEY_IACUTE=0x00CD,
	KEY_ICIRCUMFLEX=0x00CE,
	KEY_IDIAERESIS=0x00CF,
	KEY_ETH=0x00D0,
	KEY_NTILDE=0x00D1,
	KEY_OGRAVE=0x00D2,
	KEY_OACUTE=0x00D3,
	KEY_OCIRCUMFLEX=0x00D4,
	KEY_OTILDE=0x00D5,
	KEY_ODIAERESIS=0x00D6,
	KEY_MULTIPLY=0x00D7,
	KEY_OOBLIQUE=0x00D8,
	KEY_UGRAVE=0x00D9,
	KEY_UACUTE=0x00DA,
	KEY_UCIRCUMFLEX=0x00DB,
	KEY_UDIAERESIS=0x00DC,
	KEY_YACUTE=0x00DD,
	KEY_THORN=0x00DE,
	KEY_SSHARP=0x00DF,

	KEY_DIVISION=0x00F7,
	KEY_YDIAERESIS=0x00FF,


};


enum KeyModifierMask {

	KEY_CODE_MASK=((1<<25)-1), ///< Apply this mask to any keycode to remove modifiers.
	KEY_MODIFIER_MASK=(0xFF<<24), ///< Apply this mask to isolate modifiers.
	KEY_MASK_SHIFT = (1<<25),
	KEY_MASK_ALT = (1<<26),
	KEY_MASK_META = (1<<27),
	KEY_MASK_CTRL = (1<<28),
#ifdef APPLE_STYLE_KEYS
	KEY_MASK_CMD = KEY_MASK_META,
#else
	KEY_MASK_CMD = KEY_MASK_CTRL,
#endif

	KEY_MASK_KPAD = (1<<29),
	KEY_MASK_GROUP_SWITCH = (1<<30)
	// bit 31 can't be used because variant uses regular 32 bits int as datatype

};

String keycode_get_string(uint32_t p_code);
bool keycode_has_unicode(uint32_t p_unicode);
int find_keycode(const String& p_code);
int latin_keyboard_keycode_convert(int p_keycode);

#endif
